40259763 has 12 divisors (see below), whose sum is σ = 58210360. Its totient is φ = 26813376.

The previous prime is 40259761. The next prime is 40259767. The reversal of 40259763 is 36795204.

40259763 is a `hidden beast` number, since 4 + 0 + 2 + 597 + 63 = 666.

It is not a de Polignac number, because 40259763 - 2¹ = 40259761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40259761) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12795 + ... + 15627.

Almost surely, 2^40259763 is an apocalyptic number.

40259763 is a deficient number, since it is larger than the sum of its proper divisors (17950597).

40259763 is a wasteful number, since it uses less digits than its factorization.

40259763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4418 (or 4415 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 40259763 is about 6345.0581557619. The cubic root of 40259763 is about 342.7339066767.

The spelling of 40259763 in words is "forty million, two hundred fifty-nine thousand, seven hundred sixty-three".